Table 1: Demographic characteristics of the sample (n = 92 patients, who underwent 107 E-DCR procedures), comorbidities, preoperative diagnosis, preoperative imaging studies and concomitant procedures.
| Characteristics | en-DCR procedures | 
| N | 107 | 
| Median Age | 61.71 ± 15.9 | 
| Gender (female) | 88.8% | 
| Eye | 
 | 
| Left | 46 | 
| Right | 41 | 
| Both | 15 | 
| Comorbidities | 
 | 
| Hypertension | 50 (46.7%) | 
| Diabetes Mellitus Type 2 | 14 (13.1%) | 
| Rhinitis | 11 (10.3%) | 
| Asthma | 12 (11.2%) | 
| Eye pathology | 36 (33.6%) | 
| Chronic use of eye drops | 13 (12.1%) | 
| Chronic use of systemic medication | 85 (79.4%) | 
| Anticoagulant/Antiplatelets Agents | 18 (1.8%) | 
| Smoking History | 5 (4.7%) | 
| Preoperative Diagnosis | 
 | 
| Epiphora | 101 (94.4%) | 
| Dacryocistitis | 19 (17.8%) | 
| Iatrogenic lacrimal system injury | 2 (1.9%) | 
| Concomitant Procedures | 
 | 
| Endonasal procedures (septoplasty only) | 45 (42.1%) | 
| Ophthalmological procedures | 11 (10.3%) | 
| Silicone intubation | 107 (100%) | 
| Type of Obstruction | 
 | 
| Anatomical | 103 (93.6%) | 
| Functional | 4 (6.4%) | 
| Imaging Study | 
 | 
| Sinus/orbital CT scan | 8 (7.5%) |